Noun

• S: (n) riot, public violence (a public act of violence by an unruly mob)
• S: (n) rioting, riot (a state of disorder involving group violence)
• S: (n) belly laugh, sidesplitter, howler, thigh-slapper, scream, wow, riot (a joke that seems extremely funny)
• S: (n) orgy, debauch, debauchery, saturnalia, riot, bacchanal, bacchanalia, drunken revelry (a wild gathering involving excessive drinking and promiscuity)

Verb

• S: (v) riot (take part in a riot; disturb the public peace by engaging in a riot) "Students were rioting everywhere in 1968"
• S: (v) carouse, roister, riot (engage in boisterous, drunken merrymaking) "They were out carousing last night"